"Who grows fast" PPT courseware

Description

"Who grows fast" PPT courseware

teaching objectives:

Knowledge objectives: 1. Experience a simple data collection and sorting process, understand simple data collection methods such as survey measurement, and be able to use tables and bar charts to represent the results of data sorting.

Ability goal: 2. Through simple analysis of data, understand the role of using data for expression and communication, and feel the information contained in the data.

Emotional goals: 3. In the process of cooperating with peers in statistical activities, enhance the awareness of cooperation and form preliminary practical abilities.

Teaching method: Students are mainly self-study, teachers give appropriate guidance, reasonably break through difficulties, and pay more attention to hands-on operations.

Assignment design: independent exercises and guidance and training questions after the textbook.

Teaching model: learn first and then teach, do first and then talk, with emphasis on key points.

Exercises: The exercises are mainly focused on key points, difficult points, error-prone points, confusion points, and test-easy points, and are designed in a comprehensive and gradient manner.

1. Situation introduction

How is the height growth of the whole class?

What questions can you ask?

2. Cooperation and exploration

To solve this problem, statistics are needed.

Discussion: What data need to be collected during statistical activities? How can I obtain this data?

Requirements for group statistical activities

1. Measure the current height of each student.

2. Investigate each classmate’s height last year.

3. Calculate the number of centimeters each student’s height has increased.

3. Independent practice

1. Divide the class into 3 groups, measure the head circumference of this group, and then answer the questions.

(1) Tell me, how do you plan to record the measurement results?

First, measure in groups, and the group leader records the measurement results;

Then the whole class communicates and summarizes.

(2) Paint and fill.

2. The cold drink sales record of Aunt Wang’s cold drink shop in the second week of August is as follows.

(1) Apply a coat of paint.

(2) What information can you know from the picture?

There are more mineral water and ice cream sold, but less juice and yogurt.

(3) If you are Aunt Wang, how do you plan to purchase goods? Tell us your reasons.

Bring in more mineral water and ice cream. Because the weather is relatively hot in August, customers have greater demand for these two cold drinks.

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For more information about the PPT courseware "Who Grows Faster", please click on the "Who Grows Faster" ppt tag.

"Who grows fast" PPT courseware 2:

"Who Grows Fast" PPT Courseware 2 Learning Objectives 1. Further understand statistical charts and bar charts, and master the methods of data collection and organization. 2. Able to raise and solve problems based on data in statistical charts. Key Points: How to Make Bar Charts Difficulties Comparing Bar Charts...

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Update Time: 2024-11-13

This template belongs to Mathematics courseware Qingdao Edition Third Grade Mathematics Volume 2 industry PPT template

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